TY  - BOOK
AU  - Bergsten-Brucefors Agneta
TI  - Intelligence patterns and their relation to social background :  A longitudinal study.     
T2  - Studia psychologica et paedagogica series altera
U1  - S:72, L6 
PY  - 1976///
CY  - Sweden
PB  - CWK Gleerup      
ER  -